Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Andrew James Maag
Counselor in Marion, MA · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1003365552
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Registry record
Entity type Individual (Type 1)
Name Andrew James Maag
Sex Male
Practice address 49 Ichabod Ln, Marion, MA, 02738
Phone (857) 939-1653
Enumeration date Sep 26, 2016
Last updated in NPPES Sep 26, 2016
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Andrew Maag?
The National Provider Identifier (NPI) for Andrew Maag is 1003365552, a Type 1 (individual) record in the CMS NPPES registry.
Where does Andrew Maag practice?
The practice location on file with NPPES is in Marion, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-09-26.